CVE-2025-27020

CRITICAL EPSS 37.7%
Published Dec 8, 20256mo ago · Modified Jun 17, 20261w ago
9.8 CVSS 3.1
Critical
Find Similar
Published Dec 8, 2025 6mo ago
Last Modified Jun 17, 2026 1w ago

Description

Improper configuration of the SSH service in Infinera MTC-9 allows an unauthenticated attacker to execute arbitrary commands and access data on file system . This issue affects MTC-9: from R22.1.1.0275 before R23.0.

CVSS Details

Base Score
9.8
Exploitability
3.9
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
37.7% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-306 Missing Authentication for Critical Function Authentication

Affected Products 2

VendorProductVersionRange
nokiainfinera_mtc-9_firmware*≥22.1.1.0275  –  <23.0
nokiainfinera_mtc-9*any

References 1

  • cvcn.gov.it https://www.cvcn.gov.it/cvcn/cve/CVE-2025-27020
    Third Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.